... wellbore cavernosity and productive characteristics of gas condensate wells, Lower Cretaceous deposits, UNGKM after geological and technical measures for sidetracking. Materials and methods Caliper survey, profile logging, productive characteristics, ratio of cavernosity, geophysical methods. Results On the basis of the analysis conducted changes were introduced to the mixture formula of the drilling fluid ‘Polyemulsan’, which improved technological efficiency of this solution. Сonclusions The ...

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